Garmin Signal™ VHF 400 Marine Radio with Built-In AIS Transponder

Stay connected, stay informed, and navigate with confidence using the Garmin Signal™ VHF 400, a premium marine VHF radio designed for boaters who demand advanced communication and enhanced situational awareness. Featuring an integrated Class B AIS transponder, the VHF 400 both transmits and receives vessel information, helping nearby AIS-equipped boats see your position while displaying surrounding traffic directly on your compatible chartplotter.

The compact 3.5-inch colour touchscreen offers an intuitive interface that's easy to operate, even in challenging conditions. Advanced noise cancellation helps deliver clear voice communication, while support for NMEA® 2000 networking allows seamless integration with compatible Garmin marine electronics. Designed for recreational and offshore boaters alike, the VHF 400 is an excellent choice for improving safety, awareness, and communication on the water.

Key Features

• Built-in Class B AIS transponder for transmitting and receiving vessel information
• Bright 3.5-inch colour touchscreen with edge-to-edge glass design
• Advanced noise cancellation for clearer voice communication
• NMEA® 2000 compatibility for integration with Garmin marine systems
• Supports DSC (Digital Selective Calling) emergency communication
• AIS target display with collision and man overboard (MOB) alarms
• Compatible with Garmin remote stations and external speakers
• Waterproof construction rated to IPX6/IPX7
• Operates on both 12V and 24V electrical systems

Ideal For

• Offshore fishing boats
• Coastal cruisers
• Recreational powerboats
• Sailboats
• Boaters looking to upgrade safety and onboard communication

Whether you're navigating busy waterways, fishing offshore, or cruising the coast, the Garmin Signal™ VHF 400 combines reliable marine communication with advanced AIS technology to help you stay aware of your surroundings and communicate with confidence.